Mercurial > hg > graal-compiler
diff graal/com.oracle.truffle.api.dsl.test/src/com/oracle/truffle/api/dsl/test/LazyClassLoadingTest.java @ 15478:dd95dff835f9
TruffleDSL: add class loading test
author | Andreas Woess <andreas.woess@jku.at> |
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date | Fri, 02 May 2014 15:51:11 +0200 |
parents | |
children | a665483c3881 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.truffle.api.dsl.test/src/com/oracle/truffle/api/dsl/test/LazyClassLoadingTest.java Fri May 02 15:51:11 2014 +0200 @@ -0,0 +1,85 @@ +/* + * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ +package com.oracle.truffle.api.dsl.test; + +import java.lang.reflect.*; + +import org.junit.*; + +import com.oracle.truffle.api.dsl.*; +import com.oracle.truffle.api.dsl.test.LazyClassLoadingTestFactory.TestNodeFactory; +import com.oracle.truffle.api.dsl.test.TypeSystemTest.ValueNode; + +public class LazyClassLoadingTest { + @Test + public void test() { + String testClassName = getClass().getName(); + String factoryClassName = testClassName + "Factory"; + String nodeFactoryClassName = factoryClassName + "$TestNodeFactory"; + + Assert.assertFalse(isLoaded(factoryClassName + "$TestNode")); + Assert.assertFalse(isLoaded(nodeFactoryClassName)); + + NodeFactory<TestNode> factory = TestNodeFactory.getInstance(); + + Assert.assertTrue(isLoaded(nodeFactoryClassName)); + Assert.assertFalse(isLoaded(nodeFactoryClassName + "$TestBaseNode")); + + TestHelper.createRoot(factory); + + Assert.assertTrue(isLoaded(nodeFactoryClassName + "$TestBaseNode")); + Assert.assertTrue(isLoaded(nodeFactoryClassName + "$TestUninitializedNode")); + Assert.assertFalse(isLoaded(nodeFactoryClassName + "$TestGenericNode")); + } + + private boolean isLoaded(String className) { + ClassLoader classLoader = getClass().getClassLoader(); + Method m; + try { + m = ClassLoader.class.getDeclaredMethod("findLoadedClass", String.class); + m.setAccessible(true); + return m.invoke(classLoader, className) != null; + } catch (NoSuchMethodException | IllegalAccessException | InvocationTargetException e) { + throw new RuntimeException(e); + } + } + + @SuppressWarnings("unused") + @NodeChildren({@NodeChild("left"), @NodeChild("right")}) + abstract static class TestNode extends ValueNode { + @Specialization(order = 1) + int add(int left, int right) { + return 42; + } + + @Specialization(order = 2) + int add(boolean left, boolean right) { + return 21; + } + + @Specialization(order = 4) + String add(boolean left, int right) { + return "(boolean,int)"; + } + } +}